What was found
MAIN CABIN DOOR MOTOR ACTUATOR FAILED TO BRAKE DURING OPENING OF THE CABIN DOOR WHILE THE AIRCRAFT WAS IN MAINTENANCE. DOOR EXTENDED AT A RAPID UNCONTROLLED RATE AND DAMAGED THE DOOR STRUTS AFTER REACHING FULL EXTENSION.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
MAIN CABIN DOOR MOTOR ACTUATOR FAILED TO BRAKE DURING OPENING OF THE CABIN DOOR WHILE THE AIRCRAFT WAS IN MAINTENANCE. DOOR EXTENDED AT A RAPID UNCONTROLLED RATE AND DAMAGED THE DOOR STRUTS AFTER REACHING FULL EXTENSION.